AR Drone 2.0 1500mAh 20c Battery
These batteries will give you 50% more flight time.
For Parrot AR Drone 2.0 Helicopter: Dimension:71x37x23mm (100% same size as original battery)
Voltage:11.1V
Capacity:1500mAh (enjoy longer flying times!)
Discharge Rate: 20C
Weight:120g (super light...